Mail processing machine



FIG. 1 is a top, front and left side persepctive view of a mail processing machine showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a rear side elevational view thereof. 

The ornamental design for a mail processing machine, as shown and described. 